Because you like Dr. Gordon Freeman in Half-Life

Butters Stotch is a kind-hearted student who likes ladybugs, Charlie's Angels, art class, baby-back ribs, and Little Bunny Foo Foo. See them in South Park.

Liv Moore is a sarcastic high-achiever turned morally conflicted zombie. See them in iZombie.

Wise beyond his years, Ashitaka is a dutiful young prince who respects the balance of life. See them in Princess Mononoke.

Gomez Addams fills his days with ghoulish and ghastly forms of recreation, enjoying life and all its pleasures to the fullest. See them in The Addams Family.

It's time somebody has to take over. It might as well be Fish Mooney. See them in Gotham.

Rukia Kuchiki is a cool and collected warrior who has trouble opening up to anyone. See them in Bleach.

Blunt but anxious, Gretchen Ross bonds most easily with those who have lived tough lives like she has. See them in Donnie Darko.

When dealing with a half-demon partner and a world of violence, Kagome Higurashi has plenty of chances for her true courage to shine. See them in Inuyasha.

A reclusive introvert, Liz Sherman has a temper that's literally lethal. See them in Hellboy.

Milo Thatch is an enthusiastic researcher without cynicism. See them in Atlantis: The Lost Empire.

If you hang out with Bender in cool dive bars in 31st century New York, make sure you're on his "Do Not Kill" list. See them in Futurama.

John Locke is an eerily calm, confident believer in the magic of the island that gave him his legs back. See them in Lost.